Comparison

KZero Passwordless vs Authenticator・

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

KZero Passwordless

This app provides passwordless authentication for users of the Multi-Pass Pro card. It allows for secure sign-ins to web applications and MPAS services using push notifications and the Pro card. Users can also manage and access information about their Multi-Pass Pro card.

Highlights
  • Passwordless sign-in
  • Push notification authentication
  • Manage Multi-Pass Pro card information
  • Enroll Multi-Pass Pro card
  • Secure access to web applications
Features
Read full description

Experience seamless and secure authentication with the Multi-Pass Authenticator app, designed exclusively for users of the Multi-Pass Pro card. This innovative app eliminates the need for passwords, offering a more efficient and secure way to access your services. With the Multi-Pass Authenticator, managing and maximizing the benefits of your Multi-Pass Pro card is easier than ever. Enjoy a range of features tailored to enhance your security and convenience. - Sign in to MPAS using your mobile device to enroll your phone for Push notifications - Sign in to Web applications using push notifications, our MPAS service and your Multi-Pass Pro card - Manage your secure password Vault directly from your mobile device - Obtain information about your Multi-Pass Pro card, such as its version and status - Enroll your brand new Multi-Pass Pro card to our MPAS service

About

Authenticator・

This app provides a secure all-in-one solution for managing your digital life. It combines two-factor authentication, a password manager, a private browser, and an ad blocker to enhance your online security and privacy.

Highlights
  • Two-factor authentication code generation
  • Secure password vault with auto-fill
  • Private browsing without history or tracking
  • Ad blocking for faster loading and privacy
  • Cross-device synchronization
  • Secure backup and restore for 2FA data
Features
Read full description

Authenticator – Secure 2FA, Password Manager & Private Browser All-in-one app for security, privacy, and convenience. Authenticator combines two-factor authentication, a secure password manager, a private browser, and ad blocking — all in one simple app. Features: Two-Factor Authentication (2FA): - Generate time-based one-time codes - Add an extra layer of login security - Backup and restore your 2FA data securely - Manage multiple accounts in one place - Works across all your devices Password Manager: - Store passwords in a secure, encrypted vault - Auto-fill passwords for fast, easy logins - Sync your passwords across all devices - Generate strong, unique passwords - Use saved passwords with 2FA for extra protection Private Browser (New): - Browse the internet with no history or tracking - No cookies or saved data - Built-in privacy protection Ad Blocker (New): - Block annoying ads and pop-ups - Improve page loading speed - Reduce tracking and improve privacy Simple. Secure. Private. Stay safe and organized with one easy-to-use app. Protect your accounts, manage your passwords, and browse without distractions — all in one place.

Screenshots

KZero Passwordless4 screens
Authenticator・4 screens

Verdict

The call

The clearest difference is update cadence: Authenticator・ at every 2 weeks against KZero Passwordless's every 5 weeks. Authenticator・ also leads on ratings volume (6 vs 2). On price, rating, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for KZero Passwordless against 4.5 for Authenticator・. Both are backed by a comparable volume of ratings — 2 and 6 respectively.

UpkeepUpdate frequency

KZero Passwordless ships an update every 5 weeks, Authenticator・ every 2 weeks. Both last shipped on October 24, 2026.

Scorecard2 real differences · 8 level
KZero Passwordless versus Authenticator・: the parameters behind the verdict, then further details
ParameterKZero PasswordlessAuthenticator・
PriceFreeFree
Rating4.5 (2 ratings)4.5 (6 ratings)
Positive reviews100.0% of reviews—
Number of ratings26 — better
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS15.1 — better16.0
Further details — not scored
Size62 MB75 MB
Age rating4+17+
DeveloperKelvin ZeroTechgear Inc

Customer experience

KZero Passwordless

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Authenticator・

All ratings6 ratings
Positive83.3%
Neutral16.7%
Negative0.0%

In-app purchases

None

KZero Passwordless

No in-app purchases

None

Authenticator・

No in-app purchases

Questions

Is KZero Passwordless free?
KZero Passwordless is free to download, with no in-app purchases.
Is Authenticator・ free?
Authenticator・ is free to download, with no in-app purchases.
Which has better reviews, KZero Passwordless or Authenticator・?
KZero Passwordless and Authenticator・ are both rated 4.5 out of 5 on the App Store, from 2 and 6 ratings respectively.
Do KZero Passwordless or Authenticator・ have ads?
Neither KZero Passwordless nor Authenticator・ shows ads.
Which is updated more often, KZero Passwordless or Authenticator・?
KZero Passwordless ships an update every 5 weeks, and Authenticator・ every 2 weeks. Most recently, KZero Passwordless was updated on October 24, 2026 and Authenticator・ on October 24, 2026.

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